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使用 Nutridom 缓释维生素 C 1000 毫克增强您的免疫系统。这 120 粒蔬菜胶囊不含转基因成分,旨在逐渐释放营养物质以实现最佳吸收。非常适合日常使用,有助于支持整体健康和保健。

好处
免疫支持:维生素 C 对支持免疫系统至关重要,因为它在白细胞的产生和功能中起着至关重要的作用,有助于抵抗感染和疾病。缓释维生素 C 补充剂可以帮助维持体内最佳维生素 C 水平,支持整体免疫功能并降低感冒、流感和其他感染的风险。

抗氧化保护:维生素 C 是一种强大的抗氧化剂,有助于中和自由基并保护细胞免受氧化应激和损伤。缓释维生素 C 补充剂全天提供持续的抗氧化保护,有助于减少炎症、支持健康衰老并降低患心脏病、癌症和糖尿病等慢性疾病的风险。

胶原蛋白合成:维生素 C 对胶原蛋白的合成至关重要,胶原蛋白是一种对皮肤、骨骼、软骨和其他结缔组织的结构和完整性至关重要的蛋白质。缓释维生素 C 补充剂支持胶原蛋白的产生,促进健康的皮肤、头发、指甲和关节功能。

伤口愈合:维生素 C 通过促进新血管的形成、胶原蛋白的沉积和组织修复,在伤口愈合过程中起着关键作用。缓释维生素 C 补充剂有助于加快愈合过程并降低感染风险,尤其是在手术、受伤或创伤后。

心脏健康:维生素 C 可能有助于通过促进健康的血压水平、降低胆固醇水平和改善血管功能来支持心血管健康。缓释维生素 C 补充剂有助于维持血液中的最佳维生素 C 水平,支持心脏健康并降低患心脏病和中风的风险。

减轻压力:众所周知,维生素 C 可以支持肾上腺,肾上腺会产生皮质醇等压力激素。足够的维生素 C 水平对于控制压力和减少慢性压力对身体的负面影响至关重要。缓释维生素 C 补充剂有助于支持身体对压力的反应,促进整体情绪健康。

眼部健康:维生素 C 与降低老年性黄斑变性 (AMD) 风险有关,老年性黄斑变性是老年人视力丧失的主要原因。缓释维生素 C 补充剂为眼睛提供持续的抗氧化保护,有助于降低 AMD 和其他与氧化应激相关的眼部疾病的风险。

铁吸收:维生素 C 可增强植物性食物中非血红素铁的吸收,促进其进入血液。缓释维生素 C 补充剂有助于改善铁的吸收并预防缺铁

Nutridom 缓释维生素 C 1,000 毫克(120 粒胶囊)加拿大制造,高品质,增强免疫系统,支持胶原蛋白生成,增强皮肤健康,作为抗氧化剂,支持心血管健康

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Health Canada Licensed Natural Health Product (NPN 80101887)

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使用 Nutridom 缓释维生素 C 1000 毫克增强您的免疫系统。这 120 粒蔬菜胶囊不含转基因成分,旨在逐渐释放营养物质以实现最佳吸收。非常适合日常使用,有助于支持整体健康和保健。

好处
免疫支持:维生素 C 对支持免疫系统至关重要,因为它在白细胞的产生和功能中起着至关重要的作用,有助于抵抗感染和疾病。缓释维生素 C 补充剂可以帮助维持体内最佳维生素 C 水平,支持整体免疫功能并降低感冒、流感和其他感染的风险。

抗氧化保护:维生素 C 是一种强大的抗氧化剂,有助于中和自由基并保护细胞免受氧化应激和损伤。缓释维生素 C 补充剂全天提供持续的抗氧化保护,有助于减少炎症、支持健康衰老并降低患心脏病、癌症和糖尿病等慢性疾病的风险。

胶原蛋白合成:维生素 C 对胶原蛋白的合成至关重要,胶原蛋白是一种对皮肤、骨骼、软骨和其他结缔组织的结构和完整性至关重要的蛋白质。缓释维生素 C 补充剂支持胶原蛋白的产生,促进健康的皮肤、头发、指甲和关节功能。

伤口愈合:维生素 C 通过促进新血管的形成、胶原蛋白的沉积和组织修复,在伤口愈合过程中起着关键作用。缓释维生素 C 补充剂有助于加快愈合过程并降低感染风险,尤其是在手术、受伤或创伤后。

心脏健康:维生素 C 可能有助于通过促进健康的血压水平、降低胆固醇水平和改善血管功能来支持心血管健康。缓释维生素 C 补充剂有助于维持血液中的最佳维生素 C 水平,支持心脏健康并降低患心脏病和中风的风险。

减轻压力:众所周知,维生素 C 可以支持肾上腺,肾上腺会产生皮质醇等压力激素。足够的维生素 C 水平对于控制压力和减少慢性压力对身体的负面影响至关重要。缓释维生素 C 补充剂有助于支持身体对压力的反应,促进整体情绪健康。

眼部健康:维生素 C 与降低老年性黄斑变性 (AMD) 风险有关,老年性黄斑变性是老年人视力丧失的主要原因。缓释维生素 C 补充剂为眼睛提供持续的抗氧化保护,有助于降低 AMD 和其他与氧化应激相关的眼部疾病的风险。

铁吸收:维生素 C 可增强植物性食物中非血红素铁的吸收,促进其进入血液。缓释维生素 C 补充剂有助于改善铁的吸收并预防缺铁

Supplement Facts

Supplement Facts

Serving Size: 1 Capsule

Servings Per Container: 300

Ingredient
Amount Per
Serving
% Daily
Value
Vitamin C (Ascorbic Acid)
1,000 mg

† Daily Value not established

Other Ingredients:
Hypromellose Phthalate (Vegetable Capsule Shell), Magnesium Stearate

Clinical Research

Vitamin C and immune function: a review of the evidence

Nutrients, 2017

This comprehensive review examined the role of vitamin C in immune function across multiple clinical and mechanistic studies. The review found that vitamin C accumulates in immune cells at concentrations many times higher than in plasma, supports the production and function of neutrophils, lymphocytes, and phagocytes, and is rapidly consumed during immune responses. The authors concluded that consistent daily vitamin C supplementation supports immune readiness and that deficiency impairs multiple aspects of immune function.

Vitamin C is an essential factor on the anti viral immune responses through the production of interferon at the initial stage of influenza virus infection

Mediators of Inflammation, 2009

This study examined the role of vitamin C in antiviral immune responses and found that vitamin C supports interferon production at the initial stage of viral infection, enhancing the innate immune response. The research confirmed vitamin C's role in supporting immune cell function and antioxidant protection during immune challenges, consistent with its licensed use for immune function support.

Prolonged release vitamin C supplementation: pharmacokinetics and bioavailability

European Journal of Clinical Pharmacology, 2001

This pharmacokinetic study compared blood levels of vitamin C following immediate-release and prolonged release (time-release) formulations at equivalent doses. The study found that time release vitamin C produced more consistent plasma vitamin C levels over 24 hours, reduced the peak concentration associated with urinary excretion, and maintained higher sustained blood levels compared to immediate release at the same dose. The authors concluded that time release delivery improves the bioavailability of high dose vitamin C supplementation.

Research information is provided for educational purposes and does not replace the product's approved label information.

Frequently Asked Questions

What is time-release vitamin C and how does it work?

Time release vitamin C uses a sustained release matrix (typically hydroxypropyl methylcellulose) that gradually releases ascorbic acid over several hours rather than all at once. This maintains more consistent blood levels of vitamin C throughout the day, reduces the peak concentration that triggers urinary excretion of excess vitamin C, and may be gentler on the stomach than immediate release high dose vitamin C. A single daily capsule provides sustained support throughout the day.

What does vitamin C do in the body?

Vitamin C (ascorbic acid) is an essential water soluble vitamin with multiple roles: it supports immune function by supporting white blood cell production and function, acts as a potent water soluble antioxidant neutralizing free radicals, is a required cofactor for collagen synthesis enzymes, enhances non-heme iron absorption from plant based foods, and supports skin, cartilage, bone, gum, and blood vessel integrity. The body cannot produce or store vitamin C, making consistent daily intake essential.

Why take 1000mg of vitamin C per day?

The recommended dietary allowance for vitamin C is 75–90mg per day for adults, but higher doses of 500–1000mg are commonly used for immune support, antioxidant protection, and collagen synthesis. At high doses, intestinal absorption becomes partially saturated and excess is excreted in urine time release delivery reduces this urinary loss by spreading absorption over several hours. Consult a healthcare practitioner to determine the dose appropriate for your individual needs

Is time-release vitamin C better than regular vitamin C?

For high dose vitamin C supplementation (500–1000mg), time release delivery offers advantages over immediate release: more consistent blood levels throughout the day, reduced urinary excretion of excess vitamin C, and reduced likelihood of digestive discomfort. For lower doses (under 200mg), the difference is less significant as absorption is not saturated. Time release is particularly relevant for those taking 1000mg per day who want sustained support from a single daily capsule.

How does vitamin C support immune function?

Vitamin C accumulates in immune cells particularly neutrophils, lymphocytes, and phagocytes at concentrations many times higher than in plasma. It supports the production and function of these white blood cells, supports skin and mucous membrane barrier integrity as the body's first line of defense, and is rapidly consumed during immune responses. Consistent daily supplementation helps maintain adequate vitamin C levels to support immune readiness.

How does vitamin C support collagen synthesis?

Vitamin C is a required cofactor for prolyl hydroxylase and lysyl hydroxylase the enzymes that stabilize the collagen triple helix structure. Without adequate vitamin C, the body cannot produce stable, functional collagen. Collagen is the most abundant structural protein in the body, providing integrity to skin, cartilage, bone, gums, tendons, and blood vessel walls. Consistent daily vitamin C intake is essential for ongoing collagen production and tissue maintenance.

Can vitamin C help with iron absorption?

Yes. Vitamin C enhances the absorption of non heme iron the form of iron found in plant-based foods such as legumes, grains, and leafy greens. Vitamin C reduces ferric iron (Fe³⁺) to ferrous iron (Fe²⁺), the form more readily absorbed in the small intestine. Taking vitamin C alongside iron-rich plant foods or iron supplements can meaningfully improve iron absorption. Consult a healthcare practitioner if you have an iron overload disorder before supplementing with vitamin C.

Is ascorbic acid the same as natural vitamin C?

Yes. Ascorbic acid produced by fermentation of glucose is chemically identical to the vitamin C found naturally in fruits and vegetables. The body cannot distinguish between synthetic and natural ascorbic acid they have the same molecular structure, the same biological activity, and the same bioavailability. "Natural" vitamin C from food sources such as acerola cherry contains ascorbic acid alongside bioflavonoids, but the ascorbic acid itself is chemically identical.